Yaskawa VS mini J7 Series - Manual (Page 66)

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By inputting a jog command and then a forward or (reverse) run command, operation is
enabled at the jog frequency set in n29. When multi-step speed references 1, 2, 3 or 4
are input simultaneously with the jog command, the jog command has priority.
Operating at Jog frequency reference
Name parameter No. Setting
Jog frequency reference n29 Factory setting: 6.00Hz
Jog command n36 to n39 Set to “10” for any parameter.